PMID: 29047158
iScience 25 , 103787 (2022)
From my experience in manufacturing, I know that beginners often care about this more than almost anything else
this was followed by daily oral administration of 300 mg of L-glutathione for the following 4 months

WATER, TRIETHYLHEXANOIN, HYDROGENATED POLY(C6-14 OLEFIN), BUTYLENE GLYCOL, 1,2-HEXANEDIOL, METHYLPROPANEDIOL, NIACINAMIDE, PHENYL TRIMETHICONE, DIETHOXYETHYL SUCCINATE, POLYGLYCERYL-10 MYRISTATE, FRAGRANCE, HIPPOPHAE RHAMNOIDES OIL, ETHYLHEXYLGLYCERIN, ALLANTOIN, HYDROGENATED LECITHIN, HIBISCUS ESCULENTUS FRUIT EXTRACT, CORCHORUS OLITORIUS LEAF EXTRACT, CARUM PETROSELINUM (PARSLEY) EXTRACT, GLUTATHIONE, SODIUM GLUCONATE, ADENOSINE, CELLULOSE GUM, HEXYL CINNAMAL, GLUCONOLACTONE, MELIA AZADIRACHTA LEAF EXTRACT, LINALOOL, MELIA AZADIRACHTA FLOWER EXTRACT, LAVANDULA ANGUSTIFOLIA (LAVENDER) FLOWER WATER, HYACINTHUS ORIENTALIS (HYACINTH) EXTRACT, CENTAUREA CYANUS FLOWER EXTRACT, CHAMOMILLA RECUTITA (MATRICARIA) FLOWER/LEAF EXTRACT, CURCUMA LONGA (TURMERIC) ROOT EXTRACT, BORAGO OFFICINALIS EXTRACT, SALVIA SCLAREA (CLARY) EXTRACT, LIMONENE, ALPHA-ARBUTIN, OCIMUM SANCTUM LEAF EXTRACT, CORALLINA OFFICINALIS EXTRACT, THIOCTIC ACID, BIOTIN, BIOTINOYL TRIPEPTIDE-1, ACETYL HEXAPEPTIDE-8, TRIPEPTIDE-1, TRIPEPTIDE-3, MYRISTOYL PENTAPEPTIDE-17, HEXAPEPTIDE-9
